<template>
  <div class="todo-header">
    <input
      type="text"
      placeholder="请输入你的任务名称，按回车键确认"
      @keyup.enter="handleAdd"
    />
  </div>
</template>

<script>
import {v4 as uuidv4} from 'uuid';
export default {
  name: "Header",
  props:['addTodo'],
  methods: {
    // handleAdd是按下回车对应的响应函数
    handleAdd(event){
      // 1.获取用户的输入
      let {value} = event.target
      // 2.将用户输入的事情名字，包装成一个事情对象
      let obj = {id:uuidv4(),title:value,done:false}
      // 3.想办法联系App添加这个事到todoList数组中
      this.addTodo(obj)
      // 4.清空输入框
      event.target.value = ''
    }
  },
};
</script>

<style scoped>
/*header*/
.todo-header input {
  width: 560px;
  height: 28px;
  font-size: 14px;
  border: 1px solid #ccc;
  border-radius: 4px;
  padding: 4px 7px;
}

.todo-header input:focus {
  outline: none;
  border-color: rgba(82, 168, 236, 0.8);
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075),
    0 0 8px rgba(82, 168, 236, 0.6);
}
</style>